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(deps_output): Don't generate overly long output lines.

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Do not invoke self recursively with spacer == 0; this simplifies the code a
bit.

From-SVN: r9501
This commit is contained in:
Richard Kenner 1995-04-27 07:03:46 -04:00
parent 4cb8c14b60
commit ba6aa38e3d
1 changed files with 14 additions and 10 deletions
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24
gcc/cccp.c
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@ -9890,8 +9890,7 @@ append_include_chain (first, last)
/* Add output to `deps_buffer' for the -M switch.
STRING points to the text to be output.
SPACER is ':' for targets, ' ' for dependencies, zero for text
to be inserted literally. */
SPACER is ':' for targets, ' ' for dependencies. */
static void
deps_output (string, spacer)
@ -9906,25 +9905,30 @@ deps_output (string, spacer)
#ifndef MAX_OUTPUT_COLUMNS
#define MAX_OUTPUT_COLUMNS 72
#endif
if (spacer
&& deps_column > 0
&& (deps_column + size) > MAX_OUTPUT_COLUMNS)
{
deps_output (" \\\n ", 0);
deps_column = 0;
if (MAX_OUTPUT_COLUMNS - 1 /*spacer*/ - 2 /*` \'*/ < deps_column + size
&& 1 < deps_column) {
bcopy (" \\\n ", &deps_buffer[deps_size], 4);
deps_size += 4;
deps_column = 1;
if (spacer == ' ')
spacer = 0;
}
if (deps_size + size + 8 > deps_allocated_size) {
deps_allocated_size = (deps_size + size + 50) * 2;
deps_buffer = xrealloc (deps_buffer, deps_allocated_size);
}
if (spacer == ' ' && deps_column > 0)
if (spacer == ' ') {
deps_buffer[deps_size++] = ' ';
deps_column++;
}
bcopy (string, &deps_buffer[deps_size], size);
deps_size += size;
deps_column += size;
if (spacer == ':')
if (spacer == ':') {
deps_buffer[deps_size++] = ':';
deps_column++;
}
deps_buffer[deps_size] = 0;
}