[3a4bda] | 1 | /**************************************** |
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| 2 | * Computer Algebra System SINGULAR * |
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| 3 | ****************************************/ |
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| 4 | /* |
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| 5 | * ABSTRACT: output system |
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| 6 | */ |
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| 7 | |
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[1b49ff] | 8 | #include "config.h" |
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[3a4bda] | 9 | |
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| 10 | #include <stdlib.h> |
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| 11 | #include <stdio.h> |
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[f093ba] | 12 | #include <misc/mylimits.h> |
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[3a4bda] | 13 | #include <stdarg.h> |
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| 14 | #include <sys/stat.h> |
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| 15 | #include <ctype.h> |
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| 16 | #include <unistd.h> |
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| 17 | |
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| 18 | #ifdef HAVE_PWD_H |
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[2d805a] | 19 | #include <pwd.h> |
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[3a4bda] | 20 | #endif |
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| 21 | |
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[2d805a] | 22 | #include <reporter/reporter.h> |
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[f323dd1] | 23 | #include <findexec/feResource.h> |
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[854405] | 24 | #include <findexec/feFopen.h> |
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[f093ba] | 25 | #include <omalloc/omalloc.h> |
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[3a4bda] | 26 | //#include "options.h" |
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| 27 | |
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| 28 | #define fePutChar(c) fputc((unsigned char)(c),stdout) |
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| 29 | /*0 implementation */ |
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| 30 | |
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| 31 | // output/print buffer: |
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| 32 | #define INITIAL_PRINT_BUFFER 24*1024L |
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| 33 | // line buffer for reading: |
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| 34 | // minimal value for MAX_FILE_BUFFER: 4*4096 - see Tst/Long/gcd0_l.tst |
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| 35 | // this is an upper limit for the size of monomials/numbers read via the interpreter |
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| 36 | #define MAX_FILE_BUFFER 4*4096 |
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| 37 | static long feBufferLength=INITIAL_PRINT_BUFFER; |
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| 38 | static char * feBuffer=(char *)omAlloc(INITIAL_PRINT_BUFFER); |
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| 39 | |
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| 40 | char * feErrors=NULL; |
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| 41 | int feErrorsLen=0; |
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| 42 | BOOLEAN feWarn = TRUE; |
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| 43 | BOOLEAN feOut = TRUE; |
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[1b8a19] | 44 | |
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[854405] | 45 | //void (*WerrorS_callback)(const char *s) = NULL; |
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[3a4bda] | 46 | |
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| 47 | const char feNotImplemented[]="not implemented"; |
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| 48 | |
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| 49 | int feProt = FALSE; |
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| 50 | FILE* feProtFile; |
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| 51 | |
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| 52 | static char * feBufferStart; |
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| 53 | /* only used in StringSet(S)/StringAppend(S)*/ |
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| 54 | char * StringAppend(const char *fmt, ...) |
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| 55 | { |
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| 56 | va_list ap; |
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| 57 | char *s = feBufferStart; /*feBuffer + strlen(feBuffer);*/ |
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| 58 | int vs; |
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| 59 | long more; |
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| 60 | va_start(ap, fmt); |
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| 61 | if ((more=feBufferStart-feBuffer+strlen(fmt)+100)>feBufferLength) |
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| 62 | { |
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| 63 | more = ((more + (8*1024-1))/(8*1024))*(8*1024); |
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| 64 | int l=s-feBuffer; |
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| 65 | feBuffer=(char *)omReallocSize((void *)feBuffer,feBufferLength, |
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| 66 | more); |
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[3f5086] | 67 | #if (!defined(NDEBUG)) && (!defined(OM_NDEBUG)) && defined(HAVE_CONFIG_H) |
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[3a4bda] | 68 | omMarkAsStaticAddr(feBuffer); |
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[3f5086] | 69 | #endif |
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[3a4bda] | 70 | feBufferLength=more; |
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| 71 | s=feBuffer+l; |
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| 72 | #ifndef BSD_SPRINTF |
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| 73 | feBufferStart=s; |
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| 74 | #endif |
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| 75 | } |
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| 76 | #ifdef BSD_SPRINTF |
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| 77 | vsprintf(s, fmt, ap); |
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| 78 | while (*s!='\0') s++; |
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| 79 | feBufferStart =s; |
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| 80 | #else |
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| 81 | #ifdef HAVE_VSNPRINTF |
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| 82 | vs = vsnprintf(s, feBufferLength - (feBufferStart - feBuffer), fmt, ap); |
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| 83 | if (vs == -1) |
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| 84 | { |
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| 85 | assume(0); |
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| 86 | feBufferStart = feBuffer + feBufferLength -1; |
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| 87 | } |
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| 88 | else |
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| 89 | { |
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| 90 | feBufferStart += vs; |
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| 91 | } |
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| 92 | #else |
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| 93 | feBufferStart += vsprintf(s, fmt, ap); |
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| 94 | #endif |
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| 95 | #endif |
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| 96 | omCheckAddrSize(feBuffer, feBufferLength); |
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| 97 | va_end(ap); |
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| 98 | return feBuffer; |
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| 99 | } |
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| 100 | |
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| 101 | char * StringAppendS(const char *st) |
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| 102 | { |
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| 103 | if (*st!='\0') |
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| 104 | { |
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| 105 | /* feBufferStart is feBuffer + strlen(feBuffer);*/ |
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| 106 | int l; |
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| 107 | long more; |
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| 108 | int ll=feBufferStart-feBuffer; |
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| 109 | if ((more=ll+2+(l=strlen(st)))>feBufferLength) |
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| 110 | { |
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| 111 | more = ((more + (8*1024-1))/(8*1024))*(8*1024); |
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| 112 | feBuffer=(char *)omReallocSize((void *)feBuffer,feBufferLength, |
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| 113 | more); |
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| 114 | feBufferLength=more; |
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| 115 | feBufferStart=feBuffer+ll; |
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| 116 | } |
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| 117 | strcat(feBufferStart, st); |
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| 118 | feBufferStart +=l; |
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| 119 | } |
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| 120 | return feBuffer; |
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| 121 | } |
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| 122 | |
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| 123 | char * StringSetS(const char *st) |
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| 124 | { |
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| 125 | int l; |
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| 126 | long more; |
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| 127 | if ((l=strlen(st))>feBufferLength) |
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| 128 | { |
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| 129 | more = ((l + (4*1024-1))/(4*1024))*(4*1024); |
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| 130 | feBuffer=(char *)omReallocSize((void *)feBuffer,feBufferLength, |
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| 131 | more); |
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| 132 | feBufferLength=more; |
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| 133 | } |
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| 134 | strcpy(feBuffer,st); |
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| 135 | feBufferStart=feBuffer+l; |
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| 136 | return feBuffer; |
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| 137 | } |
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| 138 | |
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| 139 | #ifdef HAVE_TCL |
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| 140 | extern "C" { |
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| 141 | void PrintTCLS(const char c, const char *s) |
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| 142 | { |
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| 143 | int l=strlen(s); |
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| 144 | if (l>0) PrintTCL(c,l,s); |
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| 145 | } |
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| 146 | } |
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| 147 | #endif |
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| 148 | |
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[854405] | 149 | void WerrorS_batch(const char *s) |
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[3a4bda] | 150 | { |
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[854405] | 151 | if (feErrors==NULL) |
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[3a4bda] | 152 | { |
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[854405] | 153 | feErrors=(char *)omAlloc(256); |
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| 154 | feErrorsLen=256; |
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| 155 | *feErrors = '\0'; |
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[3a4bda] | 156 | } |
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| 157 | else |
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| 158 | { |
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[854405] | 159 | if (((int)(strlen((char *)s)+ 20 +strlen(feErrors)))>=feErrorsLen) |
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[3a4bda] | 160 | { |
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[854405] | 161 | feErrors=(char *)omReallocSize(feErrors,feErrorsLen,feErrorsLen+256); |
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| 162 | feErrorsLen+=256; |
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[3a4bda] | 163 | } |
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| 164 | } |
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[854405] | 165 | strcat(feErrors, "Singular error: "); |
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| 166 | strcat(feErrors, (char *)s); |
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[3a4bda] | 167 | errorreported = TRUE; |
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| 168 | } |
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| 169 | |
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| 170 | void Werror(const char *fmt, ...) |
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| 171 | { |
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| 172 | va_list ap; |
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| 173 | va_start(ap, fmt); |
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| 174 | char *s=(char *)omAlloc(256); |
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| 175 | vsprintf(s, fmt, ap); |
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| 176 | WerrorS(s); |
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| 177 | omFreeSize(s,256); |
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| 178 | va_end(ap); |
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| 179 | } |
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| 180 | |
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| 181 | void WarnS(const char *s) |
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| 182 | { |
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| 183 | #define warn_str "// ** " |
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| 184 | #ifdef HAVE_TCL |
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| 185 | if (tclmode) |
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| 186 | { |
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| 187 | PrintTCLS('W',warn_str); |
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| 188 | PrintTCLS('W',s); |
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| 189 | PrintTCLS('W',"\n"); |
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| 190 | } |
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| 191 | else |
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| 192 | #endif |
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| 193 | if (feWarn) /* ignore warnings if option --no-warn was given */ |
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| 194 | { |
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| 195 | fwrite(warn_str,1,6,stdout); |
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| 196 | fwrite(s,1,strlen(s),stdout); |
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| 197 | fwrite("\n",1,1,stdout); |
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| 198 | fflush(stdout); |
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| 199 | if (feProt&PROT_O) |
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| 200 | { |
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| 201 | fwrite(warn_str,1,6,feProtFile); |
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| 202 | fwrite(s,1,strlen(s),feProtFile); |
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| 203 | fwrite("\n",1,1,feProtFile); |
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| 204 | } |
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| 205 | } |
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| 206 | } |
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| 207 | |
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| 208 | void Warn(const char *fmt, ...) |
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| 209 | { |
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| 210 | va_list ap; |
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| 211 | va_start(ap, fmt); |
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| 212 | char *s=(char *)omAlloc(256); |
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| 213 | vsprintf(s, fmt, ap); |
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| 214 | WarnS(s); |
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| 215 | omFreeSize(s,256); |
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| 216 | va_end(ap); |
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| 217 | } |
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| 218 | |
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| 219 | |
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| 220 | // some routines which redirect the output of print to a string |
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| 221 | static char* sprint = NULL; |
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| 222 | void SPrintStart() |
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| 223 | { |
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| 224 | sprint = omStrDup(""); |
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| 225 | } |
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| 226 | |
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| 227 | static void SPrintS(const char* s) |
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| 228 | { |
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| 229 | omCheckAddr(sprint); |
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| 230 | if ((s == NULL)||(*s == '\0')) return; |
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| 231 | int ls = strlen(s); |
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| 232 | |
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| 233 | char* ns; |
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| 234 | int l = strlen(sprint); |
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| 235 | ns = (char*) omAlloc((l + ls + 1)*sizeof(char)); |
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| 236 | if (l > 0) strcpy(ns, sprint); |
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| 237 | |
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| 238 | strcpy(&(ns[l]), s); |
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| 239 | omFree(sprint); |
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| 240 | sprint = ns; |
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| 241 | omCheckAddr(sprint); |
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| 242 | } |
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| 243 | |
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| 244 | char* SPrintEnd() |
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| 245 | { |
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| 246 | char* ns = sprint; |
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| 247 | sprint = NULL; |
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| 248 | omCheckAddr(ns); |
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| 249 | return ns; |
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| 250 | } |
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| 251 | |
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| 252 | // Print routines |
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| 253 | extern "C" { |
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| 254 | void PrintS(const char *s) |
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| 255 | { |
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| 256 | if (sprint != NULL) |
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| 257 | { |
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| 258 | SPrintS(s); |
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| 259 | return; |
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| 260 | } |
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| 261 | else if (feOut) /* do not print when option --no-out was given */ |
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| 262 | { |
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| 263 | |
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| 264 | #ifdef HAVE_TCL |
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| 265 | if (tclmode) |
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| 266 | { |
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| 267 | PrintTCLS('N',s); |
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| 268 | } |
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| 269 | else |
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| 270 | #endif |
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| 271 | { |
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| 272 | fwrite(s,1,strlen(s),stdout); |
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| 273 | fflush(stdout); |
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| 274 | if (feProt&PROT_O) |
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| 275 | { |
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| 276 | fwrite(s,1,strlen(s),feProtFile); |
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| 277 | } |
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| 278 | } |
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| 279 | } |
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| 280 | } |
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| 281 | |
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| 282 | void PrintLn() |
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| 283 | { |
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| 284 | PrintS("\n"); |
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| 285 | } |
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| 286 | |
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| 287 | void Print(const char *fmt, ...) |
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| 288 | { |
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| 289 | if (sprint != NULL) |
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| 290 | { |
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| 291 | va_list ap; |
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| 292 | va_start(ap, fmt); |
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| 293 | omCheckAddr(sprint); |
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| 294 | int ls = strlen(fmt); |
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| 295 | if (fmt != NULL && ls > 0) |
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| 296 | { |
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| 297 | char* ns; |
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| 298 | int l = strlen(sprint); |
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| 299 | ns = (char*) omAlloc(sizeof(char)*(ls + l + 512)); |
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| 300 | if (l > 0) strcpy(ns, sprint); |
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| 301 | |
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| 302 | #ifdef HAVE_VSNPRINTF |
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| 303 | l = vsnprintf(&(ns[l]), ls+511, fmt, ap); |
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| 304 | assume(l != -1); |
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| 305 | #else |
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| 306 | vsprintf(&(ns[l]), fmt, ap); |
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| 307 | #endif |
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| 308 | omCheckAddr(ns); |
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| 309 | omFree(sprint); |
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| 310 | sprint = ns; |
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| 311 | } |
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| 312 | va_end(ap); |
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| 313 | return; |
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| 314 | } |
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| 315 | else if (feOut) |
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| 316 | { |
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| 317 | va_list ap; |
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| 318 | va_start(ap, fmt); |
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| 319 | int l; |
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| 320 | long ls=strlen(fmt); |
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| 321 | char *s=(char *)omAlloc(ls+512); |
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| 322 | #ifdef HAVE_VSNPRINTF |
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| 323 | l = vsnprintf(s, ls+511, fmt, ap); |
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| 324 | if ((l==-1)||(s[l]!='\0')||(l!=strlen(s))) |
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| 325 | { |
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| 326 | printf("Print problem: l=%d, fmt=>>%s<<\n",l,fmt); |
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| 327 | } |
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| 328 | #else |
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| 329 | vsprintf(s, fmt, ap); |
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| 330 | #endif |
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| 331 | PrintS(s); |
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| 332 | omFree(s); |
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| 333 | va_end(ap); |
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| 334 | } |
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| 335 | } |
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| 336 | void PrintNSpaces(const int n) |
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| 337 | { |
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| 338 | int l=n-1; |
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| 339 | while(l>=0) { PrintS(" "); l--; } |
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| 340 | } |
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| 341 | |
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| 342 | /* end extern "C" */ |
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| 343 | } |
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[9c83f2] | 344 | |
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| 345 | const char* eati(const char *s, int *i) |
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| 346 | { |
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| 347 | int l=0; |
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| 348 | |
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| 349 | if (*s >= '0' && *s <= '9') |
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| 350 | { |
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| 351 | *i = 0; |
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| 352 | while (*s >= '0' && *s <= '9') |
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| 353 | { |
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| 354 | *i *= 10; |
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| 355 | *i += *s++ - '0'; |
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| 356 | l++; |
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| 357 | if ((l>=MAX_INT_LEN)||((*i) <0)) |
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| 358 | { |
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| 359 | s-=l; |
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| 360 | Werror("`%s` greater than %d(max. integer representation)", |
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| 361 | s,MAX_INT_VAL); |
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| 362 | return s; |
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| 363 | } |
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| 364 | } |
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| 365 | } |
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| 366 | else *i = 1; |
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| 367 | return s; |
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| 368 | } |
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[f323dd1] | 369 | |
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| 370 | void feStringAppendResources(int warn) |
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| 371 | { |
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| 372 | int i = 0; |
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| 373 | char* r; |
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| 374 | StringAppend("%-10s:\t%s\n", "argv[0]", feArgv0); |
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| 375 | while (feResourceConfigs[i].key != NULL) |
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| 376 | { |
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| 377 | r = feResource(feResourceConfigs[i].key, warn); |
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| 378 | StringAppend("%-10s:\t%s\n", feResourceConfigs[i].key, |
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| 379 | (r != NULL ? r : "")); |
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| 380 | i++; |
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| 381 | } |
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| 382 | } |
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