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fix infinite def write

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Signed-off-by: Kareem Farid <[email protected]>
This commit is contained in:
Kareem Farid
2025-01-04 11:42:07 -05:00
committed by Tim Edwards
parent efcf36f348
commit a6aac9c309
1 changed files with 13 additions and 3 deletions
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lef/defWrite.c
+13 -3
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@@ -2965,6 +2965,13 @@ DefWriteCell(def, outName, allSpecial, units, analRetentive)
TxError("Please name the cell before generating DEF.\n");
return;
}
char * outName_part ;
if((outName_part = mallocMagic(strlen(outName)+strlen("_part")+1)) != NULL) {
outName_part[0] = '\0';
strcat(outName_part, outName);
strcat(outName_part, "_part");
}
//
f = lefFileOpen(def, outName, ".def", "w", &filename);
@@ -3015,7 +3022,7 @@ DefWriteCell(def, outName, allSpecial, units, analRetentive)
/* Not done yet with output, so keep this file open. . . */
f2 = lefFileOpen(def, outName, ".def_part", "w", &filename);
f2 = lefFileOpen(def, outName_part, ".def", "w", &filename);
if (f2 == NULL)
{
@@ -3029,7 +3036,8 @@ DefWriteCell(def, outName, allSpecial, units, analRetentive)
/* If part 2 cannot be opened, remove part 1 */
fclose(f);
unlink(filename1);
freeMagic(filename1);
freeMagic(filename1);
freeMagic(outName_part);
return;
}
filename2 = StrDup((char **)NULL, filename);
@@ -3132,7 +3140,7 @@ DefWriteCell(def, outName, allSpecial, units, analRetentive)
/* Append contents of file with NETS and SPECIALNETS sections */
f2 = lefFileOpen(def, outName, ".def_part", "r", &filename);
f2 = lefFileOpen(def, outName_part, ".def", "r", &filename);
if (f2 == NULL)
{
/* This should not happen because the file was just written. . . */
@@ -3148,10 +3156,12 @@ DefWriteCell(def, outName, allSpecial, units, analRetentive)
unlink(filename1);
freeMagic(filename1);
freeMagic(filename2);
freeMagic(outName_part);
return;
}
while (fgets(line, sizeof line, f2) != NULL) fprintf(f, "%s", line);
fclose(f2);
freeMagic(outName_part);
/* Blockages */
defWriteBlockages(f, def, scale, lefMagicToLefLayer);